Granted Patent
Utility
US 5,979,780 · App. 08/943,400
Thermostatic expansion valve with integral electrically operated inlet valve
Inventors:
Peter J. Malone, William N. Eybergen
Patented Case
View Patent ↗
Granted: Nov 9, 1999
Filed: Oct 3, 1997
Inventors
Peter J. Malone
William N. Eybergen
Assignee (at issue)
Eaton Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.